<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
    
     div{
         width: 200px;
         height: 200px;
        background-color: lightcoral;
        margin: 150px auto;
     }

    </style>
</head>
<body>
    
       <div></div>

</body>
</html>